diff --git a/administrator/templates/isis/error.php b/administrator/templates/isis/error.php
index 4ba1acd45f67a..c1a3af617cded 100644
--- a/administrator/templates/isis/error.php
+++ b/administrator/templates/isis/error.php
@@ -31,7 +31,7 @@
 $view     = $input->get('view', '');
 $layout   = $input->get('layout', '');
 $task     = $input->get('task', '');
-$itemid   = $input->get('Itemid', '', 'int');
+$itemid   = $input->get('Itemid', 0, 'int');
 $sitename = $app->get('sitename');
 
 $cpanel = ($option === 'com_cpanel');
diff --git a/administrator/templates/isis/index.php b/administrator/templates/isis/index.php
index 5c1b28fc6f3ac..0ccee0c89f262 100644
--- a/administrator/templates/isis/index.php
+++ b/administrator/templates/isis/index.php
@@ -50,7 +50,7 @@
 $view     = $input->get('view', '');
 $layout   = $input->get('layout', '');
 $task     = $input->get('task', '');
-$itemid   = $input->get('Itemid', '');
+$itemid   = $input->get('Itemid', 0, 'int');
 $sitename = htmlspecialchars($app->get('sitename', ''), ENT_QUOTES, 'UTF-8');
 $cpanel   = $option === 'com_cpanel';